OpenTechnical

OT-2026-000034394

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000034394) never changes.

Identity and time

Publication numberOT-2026-000034394 · never reused
Internal UUID01a0ae75-df0e-779b-a7e5-c4d9a9de38df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034394
StatusPUBLIC

Content hashes

Canonical text759f727e4132dac52530ae67f31ab1f2523584fb53bdad13f186be8017ad4bc7
Markdown4f741c245e1457bfcf9636cc2909751c97e66786db6bde570d87ec881886eb00
PDF
Publication page5e0cb4383bcc1c7c371a0f7d3320f9cf2a564c344a8a61ecb67135150291bc82
Manifesta4939aff0525d5eb9b02a0b34bebb30bfb532216fc261109ad407f4040cdfc06

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturec30lzLboCzO0bwgb2Z7GFHtm6SoZxXZZs67Sz3ZyWjSWX/UAk6zFPgca3JYOx6Vsqqj+X4SUIFwtHvYwdasHBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:06.551456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034394
observed 5e0cb4383bcc1c7c371a0f7d3320f9cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.534297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034394/manifest.json
observed a4939aff0525d5eb9b02a0b34bebb30b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.516370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034394/publication.md
observed 4f741c245e1457bfcf9636cc2909751c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.499729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034394/publication.txt
observed 759f727e4132dac52530ae67f31ab1f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.